Home / 12,769.70-19,154.54-4,004.62

Finding the Fourth Proportional to 12,769.70, 19,154.54 and 4,004.62

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Solution

The fourth proportional to 12,769.70, 19,154.54 and 4,004.62 is: 6,006.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769.70 : 19,154.54 = 4,004.62 : x
  2. Step 2: Convert to fraction form
    12,769.70/19,154.54 = 4,004.62/x
  3. Step 3: Cross multiply
    12,769.70x = 19,154.54 × 4,004.62
  4. Step 4: Simplify right side
    12,769.70x = 76,706,653.97
  5. Step 5: Solve for x
    x = 76,706,653.97/12,769.70
  6. Step 6: Final answer
    x = 6,006.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.